Toothed wheel



(No Model.) 4

R. NEILSON.

TOOTHBD WHEEL.

No. 426,394. Patented Apr. 22, 1890.

UNITED STATES PATENT OFFICE.

ROBERT NEILSON, OF REYNOLDSTON, PENNSYLVANIA.

TOOTHED WHEEL.

SPECIFICATION forming part of Letters Patent No. 426,394, dated April22, 1890. Application filed September 2, 1889. Serial No. 322,762. (Nomodel.)

T0 all wiz/0m it may concern:

Be it known that I, ROBERT NEILsoN, a

citizen of the United States, residing at Reynoldston, in the county ofAllegheny and State of Pennsylvania, have invented certain new anduseful Improvements in Toothed Wheels; and I do hereby declare thefollowing to be a full, clear, and exact description of the invention,such as will enable others skilled in the art to which it pertains tomake and use the same, reference being had to the accompanying drawings,Which form a part of this specification. My invention relates to animprovement in stub-wheelsg and it consists in a Wheel provided with aseries of adjustable and detachable teeth or stubs, as Will be fully setforth hereinafter.

In the accompanying drawings, Figure 1 is a side elevation of myimproved stub-wheel constructed in accordance with my invention, inwhich a portion of the clamping-ring has been removed the better to showthe manner of securing and adjusting the stubs oi' the same. Fig. 2 is acentral sectional View of the same. Fig 3 is a face View ofa portion ofthe clamping-ring.

'lo put my invention into practice, I provide a Wheel having a part A,provided with aseries of pockets arranged at regular intervals about theperimeter, in which are placed a number of stubs b. Over these pocketsand inner ends of the stubs b isa clampin g-rin g c, seated` ing thesame. The stubs b are each provided with a taper Which corresponds tothe taper of the pockets, and When in position are prevented from beingwithdrawn by the clamping-ring c.

Having thus described my invention, what I claim, and desire to secureby Letters Patent, 1s-

A toothed Wheel consisting of the part A, having` a continuous annularrecess formed in one of its lateral faces and a series of taperingpockets arranged at one side of said annular recess, a clamping-ring c,iitted in said annular recess and arranged iiush With the lateral faceand edge of the part A, a series of tapering teeth h, fitted snugly inthe pockets, and the transverse securing-bolts, sub stantially asdescribed.

In testimony that I claim the foregoing I hereunto afiix my signaturethis 15th day of April, AID. 1889.

ROBERT NEILSON.

In presence of C. C. LEE, M. E. HARRISON.

